1340703629693 has 2 divisors, whose sum is σ = 1340703629694. Its totient is φ = 1340703629692.

The previous prime is 1340703629677. The next prime is 1340703629701. The reversal of 1340703629693 is 3969263070431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 740222771044 + 600480858649 = 860362^2 + 774907^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340703629693 - 2⁴ = 1340703629677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340703629633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670351814846 + 670351814847.

It is an arithmetic number, because the mean of its divisors is an integer number (670351814847).

Almost surely, 2^{1340703629693} is an apocalyptic number.

It is an amenable number.

1340703629693 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340703629693 is an equidigital number, since it uses as much as digits as its factorization.

1340703629693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 53.

The spelling of 1340703629693 in words is "one trillion, three hundred forty billion, seven hundred three million, six hundred twenty-nine thousand, six hundred ninety-three".